The worst hacks and breaches of 2026 (so far)
From a massive DOGE data breach and the hacking of critical energy and water systems to the hack of an FBI surveillance system, here are the most damaging security incidents and data breaches of 2026.
Security
Cyera eyes $12B valuation at 80x ARR multiple despite operating losses
The cybersecurity company is nearing a $300 million round led by Evolution Equity Partners.
Trump signs executive order to review AI models before they’re released
President Donald Trump signed an executive order Tuesday creating a “voluntary framework” for AI companies to share their frontier models with the federal government before they’re released “to promote secure innovation and strengthen the cybersecurity of critical infrastructure.” The order says the US AI industry has succeeded in part “because we refuse to stifle this […]
Password manager Dashlane says hackers stole some customers’ password vaults
The password manager giant said hackers were able to ‘brute-force’ its two-factor system, allowing them to access customer accounts and download their password vaults.
Anthropic scales Claude Mythos to critical infrastructure in 15+ countries
Anthropic is expanding Project Glasswing, its security vulnerability program, and access to Mythos to 150 organizations across 15 countries — targeting critical infrastructure in power, water, healthcare, and communications where a cyberattack could affect 100 million people.
Meta’s own AI was exploited to hijack Instagram accounts
Meta’s AI support chatbot helped hackers hijack Instagram accounts, as reported earlier by 404 Media. In a video shared on Telegram, a hacker shows how they could take over an account by asking Meta’s chatbot to switch the email associated with someone else’s profile and then reset the password. The issue, which Meta says has […]
Hackers hijacked Instagram accounts by tricking Meta AI support chatbot into granting access
Several users on social media reported having their Instagram accounts hacked over the weekend. Meta’s own support chatbot was blamed for allowing hackers to hijack accounts.
Grand Theft Auto V cheat service gets hacked, exposing thousands of gamers
Hackers stole usernames, hashed passwords, and other data from a service that allowed players to cheat in Grand Theft Auto V.
United flight forced to turn around because of a Bluetooth speaker name
United flight 236 from Newark to Palma de Mallorca on Saturday night was forced to turn around just an hour after takeoff due to security concerns around a Bluetooth signal. Multiple Redditors claimed to be on the flight and reported that the crew repeatedly requested passengers to turn off their Bluetooth. According to one poster, […]
Microsoft is threatening legal action for disclosing exploits
Microsoft is facing criticism for its handling of zero-day exploits. Someone going by the name Nightmare Eclipse has been publicly feuding with the company, posting proof-of-concept exploit code. Some of their posts suggest that they’re a disgruntled former employee. But what caught cyber security researcher Kevin Beaumont’s eye was how Microsoft has responded. Microsoft suggests […]